AIPMT 2011 Solved Papers
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Chemistry 2011
Q. 46. The correct IUPAC name of the compound
(1) 3-(1-ethyl propyl) hex-1-ene (2) 4-Ethyl-3-propyl hex-1-ene
(3) 3-Ethyl-4-ethenyl heptane (4) 3-Ethyl-4-propyl hex-5-ene
Sol.
4–Ethyl-3-propylhex-1-ene
Answer : (2)
Q. 47. Clemmensen reduction of a ketone is carried out in the presence of which of the following?
(1) H2 and Pt as catalyst (2) Glycol with KOH
(3) Zn-Hg with HCl (4) LiAlH4
Sol .
Answer : (3)
Q. 48. Which one of the following is employed as Antithistamine?
(1) Omeprazole (2) Chloramphenicol
(3) Diphenyl hydramine (4) Norothindrone
Sol:
Diphenyl hydramine is employed as Antihistamine
Answer : (3)
Q. 49. Which one of the following statements is not true regarding (+) Lactose?
(1) (+) Lactose, C12H22O11 contains 8-OH groups
(2) On hydrolysis (+) Lactose gives equal amount of D(+) glucose and D(+) galactose
(3) (+) Lactose is a b-glycoside formed by the union of a molecule of D(+) glucose and a molecule of D(+) galactose
(4) (+) Lactose is reducing sugar and does not exhibit mutarotation
Sol:
(+) lactose is a reducing sugar and it exhibit mutarotation
Answer : (4)
Q. 50. Which one of the following statement is no true?
(1) Oxides of sulphur, nitrogen and carbon are the most widespread air pollutant
(2) pH of drinking water should be between 5.5 – 9.5
(3) Concentration of DO below 6 ppm is good for the growth of fish
(4) Clean water would have a BOD value of less than 5 ppm
Sol:
Fact
Answer : (3)